package com.sky.controller.admin;


import com.sky.dto.DishDTO;
import com.sky.dto.DishPageQueryDTO;
import com.sky.result.PageResult;
import com.sky.result.Result;
import com.sky.service.DishService;
import com.sky.vo.DishVO;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.web.bind.annotation.*;

import java.util.List;
import java.util.Set;

@RestController
@RequestMapping("admin/dish")
@Api(tags = "菜品相关接口")
@Slf4j
public class DishController {

    @Autowired
    private DishService dishService;

    @Autowired
    private RedisTemplate redisTemplate;

    /**
     * 新增菜品和对应口味
     * @param dishDTO
     * @return
     */
    @PostMapping
    @ApiOperation("新增菜品")
    public Result  save(@RequestBody DishDTO dishDTO){
        //清理缓存数据
        String key ="dish_" + dishDTO.getCategoryId();
        cleanCashe(key);
        log.info("新增菜品{}",dishDTO);
        dishService.saveWithFlavor(dishDTO);
        return Result.success();
    }


    @GetMapping("page")
    @ApiOperation("菜品分页查询")
    public Result<PageResult> page(DishPageQueryDTO dishPageQueryDTO){
        log.info("菜品分页查询");

        PageResult pageResult=dishService.pageQuery(dishPageQueryDTO);
        return Result.success(pageResult);
    }

    @DeleteMapping
    @ApiOperation("批量删除菜品")
    //@RequestParam 可以根据，分隔传参
    public Result delete(@RequestParam List<Long> ids){
        log.info("菜品的批量删除{}",ids);
        dishService.deleteBatch(ids);
        //将所有缓存数据都删除
        cleanCashe("dish_*");
        return Result.success();
    }

    @GetMapping("{id}")
    @ApiOperation("根据id查询菜品")
    public Result<DishVO> getById(@PathVariable Long id){
        log.info("根据id查询菜品",id);
        DishVO dishVO=dishService.getById(id);
        return Result.success(dishVO);
    }

    @PutMapping()
    @ApiOperation("修改菜品")
    public Result update(@RequestBody DishDTO dishDTO){
        log.info("修改菜品",dishDTO);
        dishService.update(dishDTO);
        //将所有缓存数据都删除
        cleanCashe("dish_*");
        return Result.success();
    }

    @GetMapping("list")
    @ApiOperation("根据分类id查询菜品")
    public Result<List<DishVO>> getDishByCategoryId(Integer categoryId){
        log.info("根据分类id查询菜品",categoryId);
        List<DishVO> dishVOList=dishService.getDishByCategoryId(categoryId);
        return Result.success(dishVOList);
    }

    @PostMapping("status/{status}")
    @ApiOperation("菜品的停售和起售")
    public Result setDishStatus(@PathVariable Integer status,Long id){
        log.info("菜品的停售和起售",status);
        dishService.setDishStatus(status,id);
        //将所有缓存数据都删除
        cleanCashe("dish_*");
        return Result.success();
    }

    private void cleanCashe(String pattern){
        Set keys = redisTemplate.keys(pattern);
        redisTemplate.delete(keys);
    }

}
